G2,P1 who had previous child delivered by CS, just gave birth per vaginum for the second child. 5 minutes before this delivery FHT dropprd to 70 per min, newborn was not well, resuscitation started. Woman is still bleeding. Despite normal separation of placenta, she has lost 1000 ml already. BP 100/60, pulse 115. What is the cause?
a.Uterine inversion
b.Uterine rupture
c.Uterine atony